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Complex Fluids and Hydraulic Fracturing

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Academic year: 2021

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Table 1 Reservoir properties for shales, sandstones, and mudstones
Table 2 PK, PKN, KGD, and radial model predictions for an impermeable formation ( L 0q= ), following (69, 72)  Model  l ( )t , R(t)  w(0,t)  Δp  PK a) , PKN b) C 1 2(1 ( − EQ ν η23) h 4 ) 1/5 t 4/5 C 2 ( 2(1 − ν ηEh2) Q 2 ) 1/5 t 1/5 C 3 1h ( )8(1E Q3−νη2
Table 3 Length scales for viscosity and toughness in KGD and radial models under  constant injection rate Q, from (84)
Table 4 Operational scales in hydraulic fracturing

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